Ruby is a among the most popular programming language of web. Many programmers prefer Ruby over Java and Python due to its ease of use and powerful features.
The Ruby language is 20+ years old and has strong association with the open source community that has helped Ruby to be dynamic and productive. This language is a combination of functional programming along with imperative programming.
This is a blend of different languages such as Perl, Smalltalk, Eiffel, Ada and Lisp as well. It can also be assumed that ruby is simple in appearance but is complex from inside like our human body. Ruby has transformed over the years from a young child to strong adult. Ruby has attained acceptance and popularity in domain of web development because of its effectiveness.
Though Ruby is still not as popular as Java programming its still used extensively and variety of applications.
Source: FormDev